import java.util.ArrayList;
public class StupidSet<T>
{
    private ArrayList<T> elements;
    private int size;
    /**
     * @param items is an array list of items to
     * put in our StupidSet without duplicates
     */
    public StupidSet(ArrayList<T> items)
    {
    }
    /**
     * This makes an empty StupidSet
     */
    public StupidSet()
    {
    }
    /**
     * This adds a new item to our StupidSet and returns
     * <code>false</code> if the item is already present.
     * @param newItem the new item we are adding
     * @return false if the new item is not added and
     * <code>true</code> otherwise.
     */
    public boolean add(T newItem)
    {
        return false;
    }    
    /**
     * This checks for the presence of <code> item</code>
     * in this StupidSet.
     * @param item the new item we are checking for
     * @return false if the item is not present
     * <code>true</code> otherwise.
     */
    public boolean contains(T newItem)
    {
        return false;
    }    
    /**
     * This checks to see if <code>other</code> is
     * a subset of this StupidSet.
     * @param item a Stupidset
     * @return <code>true</code> if every element of 
     * <code>other</code> belongs to this StupidSet
     * and <code>false</code> otherwise.
     */
    public boolean containsAll(StupidSet<T> other)
    {
        return false;
    }    
    /**
     * This removes <code>item</code> if it is present
     * @param item the item we are trying to remove
     * @return false if the item is not present
     * <code>true</code> if the item got removed.
     */
    public boolean remove(T item)
    {
        return false;
    }    
    /**
     * This adds all items in moreStuff to this StupidSet
     * @param moreStuff a StupidSet
     * @return <code>true</code> if at least one item
     * is added
     */
    public boolean addAll(StupidSet<T> moreStuff)
    {
        return false;
    }
    /**
     * This makes a Python-list style representation of 
     * our StupidSet.
     * @return a representation of the form
     * <pre>[one, two, three .... last]</pre>
     */
    public String toString()
    {
        return "";
    }

    public int size()
    {
        return size;
    }
}